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Effect of Ca doping for Y on structural/microstructural and superconducting properties of YBa2Cu3O7−δ

✍ Scribed by Rajiv Giri; V.P.S. Awana; H.K. Singh; R.S. Tiwari; O.N. Srivastava; Anurag Gupta; B.V. Kumaraswamy; H. Kishan


Publisher
Elsevier Science
Year
2005
Tongue
English
Weight
339 KB
Volume
419
Category
Article
ISSN
0921-4534

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Gd 1Àx Ca x BaSrCu 3 O 7Àd samples (0 6 x 6 0.1) were prepared via solid-state reaction. Four-point probes method was used for resistance versus temperature measurements. Results show decrease in T c by increasing x content. This variation is assumed to be irrelevant to the different phases or impur